diff --git a/spring-context/src/main/java/org/springframework/context/event/EventListener.java b/spring-context/src/main/java/org/springframework/context/event/EventListener.java index 008ddd144e..74fd596782 100644 --- a/spring-context/src/main/java/org/springframework/context/event/EventListener.java +++ b/spring-context/src/main/java/org/springframework/context/event/EventListener.java @@ -26,26 +26,28 @@ import org.springframework.context.ApplicationEvent; import org.springframework.core.annotation.AliasFor; /** - * Annotation that marks a method to listen for application events. The - * method may have one (and only one) parameter that reflects the event - * type to listen to. Or this annotation may refer to the event type(s) - * using the {@link #classes} attribute. Events can be {@link ApplicationEvent} - * instances as well as arbitrary objects. + * Annotation that marks a method as a listener for application events. * - *
Processing of {@code @EventListener} annotations is performed via + *
The method must declare one (and only one) parameter that reflects the + * event type to listen to. Alternatively, this annotation may refer to the + * event type(s) using the {@link #classes} attribute. Events can be + * {@link ApplicationEvent} instances as well as arbitrary objects. + * + *
Processing of {@code @EventListener} annotations is performed via the
* {@link EventListenerMethodProcessor} that is registered automatically
* when using Java config or via the {@code
Annotated methods may have a non-{@code void} return type. When they * do, the result of the method invocation is sent as a new event. It is - * also possible to defined the order in which listeners for a certain - * event are invoked. To do so, add a regular {code @Order} annotation + * also possible to define the order in which listeners for a certain event + * are invoked. To do so, add a regular + * {@link org.springframework.core.annotation.Order @Order} annotation * alongside this annotation. * *
While it is possible to define any arbitrary exception types, checked * exceptions will be wrapped in a {@link java.lang.reflect.UndeclaredThrowableException} - * as the caller only handles runtime exceptions. + * so that the caller only handles runtime exceptions. * * @author Stephane Nicoll * @since 4.2